/Engine/Source/Runtime/AIModule/Classes/EnvironmentQuery/EnvQueryInstanceBlueprintWrapper.h
Outputs an array of locations generated by the query. If the query generated Actors the the array is filled with their locations. Returns false if there is no valid result.
bool GetQueryResultsAsLocations ( [TArray](API\Runtime\Core\Containers\TArray)< FVector > & ResultLocations ) const